package com.beiding.v2.type;

public class OperationSymbolType extends SymbolType {

    public OperationSymbolType(String text) {
        super(text);
    }

    protected static OperationSymbolType create(String text) {
        return new OperationSymbolType(text) {
        };
    }

    //内置几个常见类型
    public static final OperationSymbolType plus = create("+");
    public static final OperationSymbolType eq = create("=");
    public static final OperationSymbolType gt = create(">");
    public static final OperationSymbolType lt = create("<");
    public static final OperationSymbolType in = create("in");
    public static final OperationSymbolType exist = create("exist");
}
